Add Distribution.Compat.Graph, fixes #3521.
The intent is for this to be used to replace most of
the current PackageIndex and InstallPlan implementations.
Signed-off-by:
Edward Z. Yang <ezyang@cs.stanford.edu>
The intent is for this to be used to replace most of
the current PackageIndex and InstallPlan implementations.
Signed-off-by:
Edward Z. Yang <ezyang@cs.stanford.edu>